/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.hw.lineage.common.util;

import com.github.pagehelper.PageInfo;

import org.springframework.beans.BeanUtils;

import java.util.function.Function;
import java.util.stream.Collectors;

/**
 * @description: PageUtils
 * @author: HamaWhite
 */
public class PageUtils {

    private PageUtils() {
        throw new IllegalStateException("Utility class");
    }

    public static <R, T> PageInfo<R> convertPage(PageInfo<T> inputPage, Function<T, R> mapper) {
        PageInfo<R> resultPage = new PageInfo<>();
        BeanUtils.copyProperties(inputPage, resultPage);
        resultPage.setList(inputPage.getList().stream().map(mapper).collect(Collectors.toList()));
        return resultPage;
    }
}
